Heraclius and Heraclius Constantine (610-641) AE Follis (Bronze, 9,09g, 33mm) Constantinople. Overstruck on older Phoca

Heraclius and Heraclius Constantine (610-641) AE Follis (Bronze, 9,09g, 33mm) Constantinople. Overstruck on older Phocas follis
Obv: Heraclius, bearded, on left, and Heraclius Constantine, on right, standing facing, both crowned and cuirassed, both holding cross on globe, cross between their heads
Rev: Large M, ANNO to left, cross above, unreadable regnal year to right, officina letter Δ below; mintmark CON.
Ref: SB 805, MIB 159.